/*
 * jQuery FlexSlider v1.8
 * http://flex.madebymufffin.com
 *
 * Copyright 2011, Tyler Smith
 * Free to use under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
 *
 * Contrib: Darin Richardson
 */

;(function($){$.flexslider=function(el,options){var slider=el;slider.init=function(){slider.vars=$.extend({},$.flexslider.defaults,options);slider.data('flexslider',true);slider.container=$('.slides',slider);slider.slides=$('.slides > li',slider);slider.count=slider.slides.length;slider.animating=false;slider.currentSlide=slider.vars.slideToStart;slider.animatingTo=slider.currentSlide;slider.atEnd=(slider.currentSlide==0)?true:false;slider.eventType=('ontouchstart'in document.documentElement)?'touchstart':'click';slider.cloneCount=0;slider.cloneOffset=0;slider.manualPause=false;slider.vertical=(slider.vars.slideDirection=="vertical");slider.prop=(slider.vertical)?"top":"marginLeft";slider.args={};slider.transitions="webkitTransition"in document.body.style;if(slider.transitions)slider.prop="-webkit-transform";if(slider.vars.controlsContainer!=""){slider.controlsContainer=$(slider.vars.controlsContainer).eq($('.slides').index(slider.container));slider.containerExists=slider.controlsContainer.length>0}if(slider.vars.manualControls!=""){slider.manualControls=$(slider.vars.manualControls,((slider.containerExists)?slider.controlsContainer:slider));slider.manualExists=slider.manualControls.length>0}if(slider.vars.randomize){slider.slides.sort(function(){return(Math.round(Math.random())-0.5)});slider.container.empty().append(slider.slides)}if(slider.vars.animation.toLowerCase()=="slide"){if(slider.transitions){slider.setTransition(0)}slider.css({"overflow":"hidden"});if(slider.vars.animationLoop){slider.cloneCount=2;slider.cloneOffset=1;slider.container.append(slider.slides.filter(':first').clone().addClass('clone')).prepend(slider.slides.filter(':last').clone().addClass('clone'))}slider.newSlides=$('.slides > li',slider);var sliderOffset=(-1*(slider.currentSlide+slider.cloneOffset));if(slider.vertical){slider.newSlides.css({"display":"block","width":"100%","float":"left"});slider.container.height((slider.count+slider.cloneCount)*200+"%").css("position","absolute").width("100%");setTimeout(function(){slider.css({"position":"relative"}).height(slider.slides.filter(':first').height());slider.args[slider.prop]=(slider.transitions)?"translate3d(0,"+sliderOffset*slider.height()+"px,0)":sliderOffset*slider.height()+"px";slider.container.css(slider.args)},100)}else{slider.args[slider.prop]=(slider.transitions)?"translate3d("+sliderOffset*slider.width()+"px,0,0)":sliderOffset*slider.width()+"px";slider.container.width((slider.count+slider.cloneCount)*200+"%").css(slider.args);setTimeout(function(){slider.newSlides.width(slider.width()).css({"float":"left","display":"block"})},100)}}else{slider.transitions=false;slider.slides.css({"width":"100%","float":"left","marginRight":"-100%"}).eq(slider.currentSlide).fadeIn(slider.vars.animationDuration)}if(slider.vars.controlNav){if(slider.manualExists){slider.controlNav=slider.manualControls}else{var controlNavScaffold=$('<ol class="flex-control-nav"></ol>');var j=1;for(var i=0;i<slider.count;i++){controlNavScaffold.append('<li><a>'+j+'</a></li>');j++}if(slider.containerExists){$(slider.controlsContainer).append(controlNavScaffold);slider.controlNav=$('.flex-control-nav li a',slider.controlsContainer)}else{slider.append(controlNavScaffold);slider.controlNav=$('.flex-control-nav li a',slider)}}slider.controlNav.eq(slider.currentSlide).addClass('active');slider.controlNav.bind(slider.eventType,function(event){event.preventDefault();if(!$(this).hasClass('active')){(slider.controlNav.index($(this))>slider.currentSlide)?slider.direction="next":slider.direction="prev";slider.flexAnimate(slider.controlNav.index($(this)),slider.vars.pauseOnAction)}})}if(slider.vars.directionNav){var directionNavScaffold=$('<ul class="flex-direction-nav"><li><a class="prev" href="#">'+slider.vars.prevText+'</a></li><li><a class="next" href="#">'+slider.vars.nextText+'</a></li></ul>');if(slider.containerExists){$(slider.controlsContainer).append(directionNavScaffold);slider.directionNav=$('.flex-direction-nav li a',slider.controlsContainer)}else{slider.append(directionNavScaffold);slider.directionNav=$('.flex-direction-nav li a',slider)}if(!slider.vars.animationLoop){if(slider.currentSlide==0){slider.directionNav.filter('.prev').addClass('disabled')}else if(slider.currentSlide==slider.count-1){slider.directionNav.filter('.next').addClass('disabled')}}slider.directionNav.bind(slider.eventType,function(event){event.preventDefault();var target=($(this).hasClass('next'))?slider.getTarget('next'):slider.getTarget('prev');if(slider.canAdvance(target)){slider.flexAnimate(target,slider.vars.pauseOnAction)}})}if(slider.vars.keyboardNav&&$('ul.slides').length==1){function keyboardMove(event){if(slider.animating){return}else if(event.keyCode!=39&&event.keyCode!=37){return}else{if(event.keyCode==39){var target=slider.getTarget('next')}else if(event.keyCode==37){var target=slider.getTarget('prev')}if(slider.canAdvance(target)){slider.flexAnimate(target,slider.vars.pauseOnAction)}}}$(document).bind('keyup',keyboardMove)}if(slider.vars.mousewheel){slider.mousewheelEvent=(/Firefox/i.test(navigator.userAgent))?"DOMMouseScroll":"mousewheel";slider.bind(slider.mousewheelEvent,function(e){e.preventDefault();e=e?e:window.event;var wheelData=e.detail?e.detail*-1:e.wheelDelta/40,target=(wheelData<0)?slider.getTarget('next'):slider.getTarget('prev');if(slider.canAdvance(target)){slider.flexAnimate(target,slider.vars.pauseOnAction)}})}if(slider.vars.slideshow){if(slider.vars.pauseOnHover&&slider.vars.slideshow){slider.hover(function(){slider.pause()},function(){if(!slider.manualPause){slider.resume()}})}slider.animatedSlides=setInterval(slider.animateSlides,slider.vars.slideshowSpeed)}if(slider.vars.pausePlay){var pausePlayScaffold=$('<div class="flex-pauseplay"><span></span></div>');if(slider.containerExists){slider.controlsContainer.append(pausePlayScaffold);slider.pausePlay=$('.flex-pauseplay span',slider.controlsContainer)}else{slider.append(pausePlayScaffold);slider.pausePlay=$('.flex-pauseplay span',slider)}var pausePlayState=(slider.vars.slideshow)?'pause':'play';slider.pausePlay.addClass(pausePlayState).text((pausePlayState=='pause')?slider.vars.pauseText:slider.vars.playText);slider.pausePlay.bind(slider.eventType,function(event){event.preventDefault();if($(this).hasClass('pause')){slider.pause();slider.manualPause=true}else{slider.resume();slider.manualPause=false}})}if('ontouchstart'in document.documentElement){var startX,startY,offset,cwidth,dx,startT,scrolling=false;slider.each(function(){if('ontouchstart'in document.documentElement){this.addEventListener('touchstart',onTouchStart,false)}});function onTouchStart(e){if(slider.animating){e.preventDefault()}else if(e.touches.length==1){slider.pause();cwidth=(slider.vertical)?slider.height():slider.width();startT=Number(new Date());offset=(slider.vertical)?(slider.currentSlide+slider.cloneOffset)*slider.height():(slider.currentSlide+slider.cloneOffset)*slider.width();startX=(slider.vertical)?e.touches[0].pageY:e.touches[0].pageX;startY=(slider.vertical)?e.touches[0].pageX:e.touches[0].pageY;slider.setTransition(0);this.addEventListener('touchmove',onTouchMove,false);this.addEventListener('touchend',onTouchEnd,false)}}function onTouchMove(e){dx=(slider.vertical)?startX-e.touches[0].pageY:startX-e.touches[0].pageX;scrolling=(slider.vertical)?(Math.abs(dx)<Math.abs(e.touches[0].pageX-startY)):(Math.abs(dx)<Math.abs(e.touches[0].pageY-startY));if(!scrolling){e.preventDefault();if(slider.vars.animation=="slide"&&slider.transitions){if(!slider.vars.animationLoop){dx=dx/((slider.currentSlide==0&&dx<0||slider.currentSlide==slider.count-1&&dx>0)?(Math.abs(dx)/cwidth+2):1)}slider.args[slider.prop]=(slider.vertical)?"translate3d(0,"+(-offset-dx)+"px,0)":"translate3d("+(-offset-dx)+"px,0,0)";slider.container.css(slider.args)}}}function onTouchEnd(e){slider.animating=false;if(slider.animatingTo==slider.currentSlide&&!scrolling&&!(dx==null)){var target=(dx>0)?slider.getTarget('next'):slider.getTarget('prev');if(slider.canAdvance(target)&&Number(new Date())-startT<550&&Math.abs(dx)>20||Math.abs(dx)>cwidth/2){slider.flexAnimate(target,slider.vars.pauseOnAction)}else{slider.flexAnimate(slider.currentSlide,slider.vars.pauseOnAction)}}this.removeEventListener('touchmove',onTouchMove,false);this.removeEventListener('touchend',onTouchEnd,false);startX=null;startY=null;dx=null;offset=null}}if(slider.vars.animation.toLowerCase()=="slide"){$(window).resize(function(){if(!slider.animating){if(slider.vertical){slider.height(slider.slides.filter(':first').height());slider.args[slider.prop]=(-1*(slider.currentSlide+slider.cloneOffset))*slider.slides.filter(':first').height()+"px";if(slider.transitions){slider.setTransition(0);slider.args[slider.prop]=(slider.vertical)?"translate3d(0,"+slider.args[slider.prop]+",0)":"translate3d("+slider.args[slider.prop]+",0,0)"}slider.container.css(slider.args)}else{slider.newSlides.width(slider.width());slider.args[slider.prop]=(-1*(slider.currentSlide+slider.cloneOffset))*slider.width()+"px";if(slider.transitions){slider.setTransition(0);slider.args[slider.prop]=(slider.vertical)?"translate3d(0,"+slider.args[slider.prop]+",0)":"translate3d("+slider.args[slider.prop]+",0,0)"}slider.container.css(slider.args)}}})}
      //////////////////////////////////////////////////////////////////
      
      //////////////////////////////////////////////////////////////////
      //FlexSlider: Destroy the slider entity
      //Destory is not included in the minified version right now, but this is a working function for anyone who wants to include it.
      //Simply bind the actions you need from this function into a function in the start() callback to the event of your chosing
      /*
      slider.destroy = function() {
        slider.pause();
        if (slider.controlNav && slider.vars.manualControls == "") slider.controlNav.closest('.flex-control-nav').remove();
        if (slider.directionNav) slider.directionNav.closest('.flex-direction-nav').remove();
        if (slider.vars.pausePlay) slider.pausePlay.closest('.flex-pauseplay').remove();
        if (slider.vars.keyboardNav && $('ul.slides').length == 1) $(document).unbind('keyup', keyboardMove);
        if (slider.vars.mousewheel) slider.unbind(slider.mousewheelEvent);
        if (slider.transitions) slider.each(function(){this.removeEventListener('touchstart', onTouchStart, false);});
        if (slider.vars.animation == "slide" && slider.vars.animationLoop) slider.newSlides.filter('.clone').remove();
        if (slider.vertical) slider.height("auto");
        slider.slides.hide();
        slider.removeData('flexslider');
      }
      */
      //////////////////////////////////////////////////////////////////
      
      //FlexSlider: start() Callback
      slider.vars.start(slider);
    }
    
    //FlexSlider: Animation Actions
    slider.flexAnimate = function(target, pause) {
      if (!slider.animating) {
        //Animating flag
        slider.animating = true;
        
        //FlexSlider: before() animation Callback
        slider.animatingTo = target;
        slider.vars.before(slider);
        
        //Optional paramter to pause slider when making an anmiation call
        if (pause) {
          slider.pause();
        }
        
        //Update controlNav   
        if (slider.vars.controlNav) {
          slider.controlNav.removeClass('active').eq(target).addClass('active');
        }
        
        //Is the slider at either end
        slider.atEnd = (target == 0 || target == slider.count - 1) ? true : false;
        if (!slider.vars.animationLoop && slider.vars.directionNav) {
          if (target == 0) {
            slider.directionNav.removeClass('disabled').filter('.prev').addClass('disabled');
          } else if (target == slider.count - 1) {
            slider.directionNav.removeClass('disabled').filter('.next').addClass('disabled');
          } else {
            slider.directionNav.removeClass('disabled');
          }
        }
        
        if (!slider.vars.animationLoop && target == slider.count - 1) {
          slider.pause();
          //FlexSlider: end() of cycle Callback
          slider.vars.end(slider);
        }
        
        if (slider.vars.animation.toLowerCase() == "slide") {
          var dimension = (slider.vertical) ? slider.slides.filter(':first').height() : slider.slides.filter(':first').width();
          
          if (slider.currentSlide == 0 && target == slider.count - 1 && slider.vars.animationLoop && slider.direction != "next") {
            slider.slideString = "0px";
          } else if (slider.currentSlide == slider.count - 1 && target == 0 && slider.vars.animationLoop && slider.direction != "prev") {
            slider.slideString = (-1 * (slider.count + 1)) * dimension + "px";
          } else {
            slider.slideString = (-1 * (target + slider.cloneOffset)) * dimension + "px";
          }
          slider.args[slider.prop] = slider.slideString;

          if (slider.transitions) {
              slider.setTransition(slider.vars.animationDuration); 
              slider.args[slider.prop] = (slider.vertical) ? "translate3d(0," + slider.slideString + ",0)" : "translate3d(" + slider.slideString + ",0,0)";
              slider.container.css(slider.args).one("webkitTransitionEnd transitionend", function(){
                slider.wrapup(dimension);
              });   
          } else {
            slider.container.animate(slider.args, slider.vars.animationDuration, function(){
              slider.wrapup(dimension);
            });
          }
        } else { //Default to Fade
          slider.slides.eq(slider.currentSlide).fadeOut(slider.vars.animationDuration);
          slider.slides.eq(target).fadeIn(slider.vars.animationDuration, function() {
            slider.wrapup();
          });
        }
      }
    }
    
    //FlexSlider: Function to minify redundant animation actions
    slider.wrapup = function(dimension) {
      if (slider.vars.animation == "slide") {
        //Jump the slider if necessary
        if (slider.currentSlide == 0 && slider.animatingTo == slider.count - 1 && slider.vars.animationLoop) {
          slider.args[slider.prop] = (-1 * slider.count) * dimension + "px";
          if (slider.transitions) {
            slider.setTransition(0);
            slider.args[slider.prop] = (slider.vertical) ? "translate3d(0," + slider.args[slider.prop] + ",0)" : "translate3d(" + slider.args[slider.prop] + ",0,0)";
          }
          slider.container.css(slider.args);
        } else if (slider.currentSlide == slider.count - 1 && slider.animatingTo == 0 && slider.vars.animationLoop) {
          slider.args[slider.prop] = -1 * dimension + "px";
          if (slider.transitions) {
            slider.setTransition(0);
            slider.args[slider.prop] = (slider.vertical) ? "translate3d(0," + slider.args[slider.prop] + ",0)" : "translate3d(" + slider.args[slider.prop] + ",0,0)";
          }
          slider.container.css(slider.args);
        }
      }
      slider.animating = false;
      slider.currentSlide = slider.animatingTo;
      //FlexSlider: after() animation Callback
      slider.vars.after(slider);
    }
    
    //FlexSlider: Automatic Slideshow
    slider.animateSlides = function() {
      if (!slider.animating) {
        slider.flexAnimate(slider.getTarget("next"));
      }
    }
    
    //FlexSlider: Automatic Slideshow Pause
    slider.pause = function() {
      clearInterval(slider.animatedSlides);
      if (slider.vars.pausePlay) {
        slider.pausePlay.removeClass('pause').addClass('play').text(slider.vars.playText);
      }
    }
    
    //FlexSlider: Automatic Slideshow Start/Resume
    slider.resume = function() {
      slider.animatedSlides = setInterval(slider.animateSlides, slider.vars.slideshowSpeed);
      if (slider.vars.pausePlay) {
        slider.pausePlay.removeClass('play').addClass('pause').text(slider.vars.pauseText);
      }
    }
    
    //FlexSlider: Helper function for non-looping sliders
    slider.canAdvance = function(target) {
      if (!slider.vars.animationLoop && slider.atEnd) {
        if (slider.currentSlide == 0 && target == slider.count - 1 && slider.direction != "next") {
          return false;
        } else if (slider.currentSlide == slider.count - 1 && target == 0 && slider.direction == "next") {
          return false;
        } else {
          return true;
        }
      } else {
        return true;
      }  
    }
    
    //FlexSlider: Helper function to determine animation target
    slider.getTarget = function(dir) {
      slider.direction = dir;
      if (dir == "next") {
        return (slider.currentSlide == slider.count - 1) ? 0 : slider.currentSlide + 1;
      } else {
        return (slider.currentSlide == 0) ? slider.count - 1 : slider.currentSlide - 1;
      }
    }
    
    //FlexSlider: Helper function to set CSS3 transitions
    slider.setTransition = function(dur) {
      slider.container.css({'-webkit-transition-duration': (dur/1000) + "s"});
    }

    //FlexSlider: Initialize
    slider.init();
  }
  
  //FlexSlider: Default Settings
  $.flexslider.defaults = {
    animation: "slide",              //String: Select your animation type, "fade" or "slide"
    slideDirection: "horizontal",   //String: Select the sliding direction, "horizontal" or "vertical"
    slideshow: true,                //Boolean: Animate slider automatically
    slideshowSpeed: 7000,           //Integer: Set the speed of the slideshow cycling, in milliseconds
    animationDuration: 600,         //Integer: Set the speed of animations, in milliseconds
    directionNav: true,             //Boolean: Create navigation for previous/next navigation? (true/false)
    controlNav: true,               //Boolean: Create navigation for paging control of each clide? Note: Leave true for manualControls usage
    keyboardNav: true,              //Boolean: Allow slider navigating via keyboard left/right keys
    mousewheel: false,              //Boolean: Allow slider navigating via mousewheel
    prevText: "Previous",           //String: Set the text for the "previous" directionNav item
    nextText: "Next",               //String: Set the text for the "next" directionNav item
    pausePlay: false,               //Boolean: Create pause/play dynamic element
    pauseText: 'Pause',             //String: Set the text for the "pause" pausePlay item
    playText: 'Play',               //String: Set the text for the "play" pausePlay item
    randomize: false,               //Boolean: Randomize slide order
    slideToStart: 0,                //Integer: The slide that the slider should start on. Array notation (0 = first slide)
    animationLoop: true,            //Boolean: Should the animation loop? If false, directionNav will received "disable" classes at either end
    pauseOnAction: true,            //Boolean: Pause the slideshow when interacting with control elements, highly recommended.
    pauseOnHover: false,            //Boolean: Pause the slideshow when hovering over slider, then resume when no longer hovering
    controlsContainer: "",          //Selector: Declare which container the navigation elements should be appended too. Default container is the flexSlider element. Example use would be ".flexslider-container", "#container", etc. If the given element is not found, the default action will be taken.
    manualControls: "",             //Selector: Declare custom control navigation. Example would be ".flex-control-nav li" or "#tabs-nav li img", etc. The number of elements in your controlNav should match the number of slides/tabs.
    start: function(){},            //Callback: function(slider) - Fires when the slider loads the first slide
    before: function(){},           //Callback: function(slider) - Fires asynchronously with each slider animation
    after: function(){},            //Callback: function(slider) - Fires after each slider animation completes
    end: function(){}               //Callback: function(slider) - Fires when the slider reaches the last slide (asynchronous)
  }
  
  //FlexSlider: Plugin Function
  $.fn.flexslider = function(options) {
    return this.each(function() {
      if ($(this).find('.slides li').length == 1) {
        $(this).find('.slides li').fadeIn(400);
      }
      else if ($(this).data('flexslider') != true) {
        new $.flexslider($(this), options);
      }
    });
  }  

})(jQuery);